Color

#5a71bf

#5a71bf
hex#5a71bf
rgbrgb(90, 113, 191)
hslhsl(226, 44%, 55%)
oklchoklch(0.567 0.124 269.7)
Closest name: Loch Ness (#5f6db0)Relative luminance 0.1775

Colors that go with #5a71bf

Charcoal, Sea Green and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#bfa75a

#5aa4bf · #755abf

#bf5a71 · #71bf5a

Split-complementary

Open in tool →

#bf755a · #a4bf5a

#bf5aa4 · #bfa75a · #5abf75

Contrast

#5a71bf as textRatioAAAA largeAAAFix
Aaon white
4.62:1passpassfail
  • AAA: use #3d549e as the text (7.09:1)
Aaon black
4.55:1passpassfail
  • AAA: use #8294ce as the text (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5a71bf as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#5a71bf reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5a71bf
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #5a71bf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5a71bf-9ca1c4-df774e-221f2d-e9eff1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md